Question about DE-1778 Radar Detector
Have you tried a factory reset? Hold in the power and quiet buttons at the same time. While holding in these buttons plug in the power cord. The unit should beep twice. Try that. If the unit still isn't right, call Whistler at 800-531-0004.
Posted on Sep 24, 2010
a 6ya Mechanic can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repair professionals here in the US.
click here to Talk to a Mechanic (only for users in the US for now) and get all the help you need.
Posted on Jan 02, 2017
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